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/*************************************************
Author: Sukul Bagai
**************************************************/
#include <numeric>
#include "opencv2/core/core.hpp"
#include "opencv2/highgui/highgui.hpp"
#include "opencv2/opencv.hpp"
#include <iostream>
using namespace cv;
using namespace std;
extern "C"
{
#include "api_scilab.h"
#include "Scierror.h"
#include "BOOL.h"
#include <localization.h>
#include <sciprint.h>
#include "../common.h"
int opencv_getStructuringElement(char *fname, unsigned long fname_len)
{
SciErr sciErr;
int intErr=0;
int iRows=0,iCols=0;
int *piLen = NULL;
int *piAddr1 = NULL;
int *piAddrNew = NULL;
int *piAddr2 = NULL;
int *piAddr3 = NULL;
int *piAddr4 = NULL;
int *piAddr5 = NULL;
int i,j,k,type;
char **gettype = NULL;
double cols,rows,anchorX,anchorY;
//checking input argument
CheckInputArgument(pvApiCtx, 5, 5);
CheckOutputArgument(pvApiCtx, 1, 1) ;
sciErr = getVarAddressFromPosition(pvApiCtx,1,&piAddr1);
//checking for error if any
if (sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
sciErr = getMatrixOfString(pvApiCtx, piAddr1, &iRows, &iCols, NULL, NULL);
piLen = (int*)malloc(sizeof(int) * iRows * iCols);
//second call to retrieve length of each string of first argument
sciErr = getMatrixOfString(pvApiCtx, piAddr1, &iRows, &iCols, piLen, NULL);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
gettype= (char**)malloc(sizeof(char*) * iRows * iCols);
for(i = 0 ; i < iRows * iCols ; i++)
gettype[i] = (char*)malloc(sizeof(char) * (piLen[i] + 1));//+ 1 for null termination
//third call to retrieve data of each string of first argument
sciErr = getMatrixOfString(pvApiCtx, piAddr1, &iRows, &iCols, piLen, gettype);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
if(strcmp("MORPH_RECT",gettype[0])==0)
type=MORPH_RECT;
else if(strcmp("MORPH_ELLIPSE",gettype[0])==0)
type=MORPH_ELLIPSE;
else if(strcmp("MORPH_CROSS",gettype[0])==0)
type=MORPH_CROSS;
//for cols
sciErr = getVarAddressFromPosition(pvApiCtx,2,&piAddr2);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
intErr = getScalarDouble(pvApiCtx, piAddr2 ,&cols);
if(intErr)
return intErr;
//for rows
sciErr = getVarAddressFromPosition(pvApiCtx,3,&piAddr3);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
intErr = getScalarDouble(pvApiCtx, piAddr3, &rows);
if(intErr)
return intErr;
//for anchorX
sciErr = getVarAddressFromPosition(pvApiCtx,4,&piAddr4);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
intErr = getScalarDouble(pvApiCtx, piAddr4 ,&anchorX);
if(intErr)
return intErr;
//for anchorY
sciErr = getVarAddressFromPosition(pvApiCtx,5,&piAddr5);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
intErr = getScalarDouble(pvApiCtx, piAddr5 ,&anchorY);
if(intErr)
return intErr;
Mat temp = getStructuringElement(type,Size(rows,cols),Point(anchorX,anchorY));
double *m = (double *)malloc(temp.rows*temp.cols*sizeof(double));
for(i=0;i<temp.rows;i++)
{
for(j=0;j<temp.cols;j++)
{
uchar intensity = temp.at<uchar>(i, j);
*(m + i*temp.cols + j) = intensity;
}
}
sciErr = createMatrixOfDouble(pvApiCtx, nbInputArgument(pvApiCtx) + 1, temp.rows, temp.cols, m);
if(sciErr.iErr)
{
printError(&sciErr, 0);
return 0;
}
//Assigning the list as the Output Variable
AssignOutputVariable(pvApiCtx, 1) = nbInputArgument(pvApiCtx) + 1;
//Returning the Output Variables as arguments to the Scilab environment
ReturnArguments(pvApiCtx);
return 0;
}
}
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